Index: openacs-4/packages/cms/www/modules/users/user-search.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/cms/www/modules/users/user-search.tcl,v
diff -u -r1.5 -r1.6
--- openacs-4/packages/cms/www/modules/users/user-search.tcl	25 Apr 2018 19:47:46 -0000	1.5
+++ openacs-4/packages/cms/www/modules/users/user-search.tcl	9 May 2018 15:33:30 -0000	1.6
@@ -54,7 +54,7 @@
 
   set extra_url [content::url_passthrough $passthrough]
 
-  set clauses {}
+  set clauses [list]
   set search_in [element get_values user_search search_in]
   set keyword [string tolower "%$keyword%"]